40426516 has 12 divisors (see below), whose sum is σ = 76188532. Its totient is φ = 18658368.

The previous prime is 40426499. The next prime is 40426517. The reversal of 40426516 is 61562404.

It can be written as a sum of positive squares in 2 ways, for example, as 17673616 + 22752900 = 4204^2 + 4770^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40426517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388665 + ... + 388768.

Almost surely, 2^40426516 is an apocalyptic number.

It is an amenable number.

40426516 is a deficient number, since it is larger than the sum of its proper divisors (35762016).

40426516 is a wasteful number, since it uses less digits than its factorization.

40426516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777450 (or 777448 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 40426516 is about 6358.1849611347. The cubic root of 40426516 is about 343.2064478080.

The spelling of 40426516 in words is "forty million, four hundred twenty-six thousand, five hundred sixteen".